MX9708197A - Procedimiento para la policondensacion de resinas de poliamida en estado solido. - Google Patents

Procedimiento para la policondensacion de resinas de poliamida en estado solido.

Info

Publication number
MX9708197A
MX9708197A MX9708197A MX9708197A MX9708197A MX 9708197 A MX9708197 A MX 9708197A MX 9708197 A MX9708197 A MX 9708197A MX 9708197 A MX9708197 A MX 9708197A MX 9708197 A MX9708197 A MX 9708197A
Authority
MX
Mexico
Prior art keywords
polycondensation
polyamide resins
solid state
reactor
solid
Prior art date
Application number
MX9708197A
Other languages
English (en)
Other versions
MXPA97008197A (es
Inventor
Dario Giordano
Riccardo Bianchi
Original Assignee
Sinco Eng Spa
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sinco Eng Spa filed Critical Sinco Eng Spa
Publication of MX9708197A publication Critical patent/MX9708197A/es
Publication of MXPA97008197A publication Critical patent/MXPA97008197A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/04—Preparatory processes
    • C08G69/06—Solid state polycondensation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/28—Preparatory processes
    • C08G69/30—Solid state polycondensation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Polyesters Or Polycarbonates (AREA)

Abstract

Procedimiento para la policondensacion de resinas de poliamida en estado solido mediante el uso, en el reactor de policondensacion, de una cantidad de un gas inerte tal que la relacion en peso entre la capacidad de solido/h en la salida del reactor y aquella del gas alimentado en el reactor, es menor de 0.50.
MXPA/A/1997/008197A 1996-10-25 1997-10-24 Procedimiento para la policondensacion de resinasde poliamida en estado solido MXPA97008197A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
MIMI96A002215 1996-10-25
IT96MI002215A IT1286041B1 (it) 1996-10-25 1996-10-25 Procedimento per la policondensazione allo stato solido di resine poliammidiche

Publications (2)

Publication Number Publication Date
MX9708197A true MX9708197A (es) 1998-08-30
MXPA97008197A MXPA97008197A (es) 1998-11-12

Family

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Also Published As

Publication number Publication date
US5859180A (en) 1999-01-12
IT1286041B1 (it) 1998-07-07
EP0838488A1 (en) 1998-04-29
EP0838488B1 (en) 2001-09-05
DE69706498T2 (de) 2002-04-18
DE69706498D1 (de) 2001-10-11
ITMI962215A1 (it) 1998-04-25
ATE205230T1 (de) 2001-09-15
ES2163078T3 (es) 2002-01-16

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